MIPS_SPL_0_1_2
splvec.spltty = MIPS_SPL_0_1_2; // 0x1f00
splvec.spltty = MIPS_SPL_0_1_2; // 0x1f00
#define MIPS_SPL_0_1_2_3 (MIPS_INT_MASK_3|MIPS_SPL_0_1_2)
#define MIPS_SPL_0_1_2_3 (MIPS_INT_MASK_3|MIPS_SPL_0_1_2)
[IPL_VM] = MIPS_SPL_0_1_2,